Physics Quiz

What is the unit of power?

• Joule

• Newton

• Watt

• Pascal

What is the relationship between force, mass, and acceleration?

• F = mv

• F = ma

• F = m/a

• F = a/m

What is the definition of pressure?

• Force x area

• Force / area

• Area / force

• Mass x volume

What is the speed of light in a vacuum?

• 3 x 10^5 m/s

• 3 x 10^8 m/s

• 3 x 10^10 m/s

• 3 x 10^12 m/s

What is the principle behind optical fibers?

• Refraction

• Diffraction

• Total internal reflection

• Dispersion

What is the definition of frequency?

• Wavelength * speed

• Speed / wavelength

• Wavelength / speed

• Speed * wavelength

What is the unit of temperature in the SI system?

• Celsius

• Fahrenheit

• Kelvin

• Rankine

What is the definition of momentum?

• Force x time

• Mass x velocity

• Force / time

• Velocity / mass

What is the phenomenon of wave bending around obstacles?

• Reflection

• Refraction

• Diffraction

• Interference

Which law states that a system's total momentum remains constant without external forces?

• Newton's third law

• Conservation of momentum

• Hooke's law

• Bernoulli's principle